Precision Data forPerfect AI Models.
High-quality human-labeled data for LLMs, speech, and vision AI.
Built on expertise, precision, and cutting-edge
What We Deliver
Comprehensive data annotation solutions that scale with your AI ambitions
Expert-Led Annotation
Our vetted subject matter experts deliver meticulously labeled data for any use case, ensuring the highest quality standards.
The Helium16 Platform
A powerful, collaborative platform to manage, annotate, and verify your data at scale with enterprise-grade tools.
Integrated Quality Assurance
Multi-level review, consensus scoring, and automated checks to guarantee 99%+ accuracy across all annotations.
Enterprise-Grade Security
Built with security and compliance at its core to protect your most sensitive data with end-to-end encryption and comprehensive audit trails.
Our Solutions
Comprehensive annotation capabilities across all data modalities
Image & Video Annotation
Precise bounding boxes, polygons, and semantic segmentation for computer vision models. From autonomous vehicles to medical imaging.
- Object detection & classification
- Semantic & instance segmentation
- Video tracking & temporal annotation
Text & NLP Annotation
Entity recognition, sentiment analysis, and text classification for natural language processing models.
- Named entity recognition (NER)
- Sentiment & emotion analysis
- Intent classification & extraction
Audio & Speech Annotation
Transcription, speaker diarization, and event detection for speech recognition and audio analysis models.
- High-accuracy transcription
- Speaker identification & diarization
- Audio event detection & classification
LiDAR & 3D Annotation
3D cuboids and point cloud segmentation for autonomous systems, robotics, and spatial intelligence applications.
- 3D bounding box annotation
- Point cloud segmentation
- Multi-sensor fusion annotation
